A．nimalsareourfriends,so______(protect)themisourduty.

[单选题]-- Could you be so kind as to close the window?A．WithpleasureB.GoaheadC．Yes,pleaseD.That'sOK

[单选题]So much ______ his financial position that he can't sleep at night.A． he worries aboutB． he worried aboutC． did he worry aboutD． does he worry about

[单选题]（）is to protect goods not to be deteriorated like for and medicine.A . packagingB . special packagingC . green packagingD . vacuum packaging

[主观题]H．ow to protect ourselves should be __________(教) at school.

[单选题]（ ）is the first line of protect between your computer and the public Internet.A．The Internet protocolB.The firewallC.The anti-virus software D.The intrusion-detection systems

[单选题]（）is used to protect goods not to be deteriorated like food and medicine.A . packagingB . Green PackagingC . Vacuum packagingD . Special packaging

[单选题] （73） is the first line of protect between your computer and the public Internet.（73）A． The Internet protocolB． The firewallC． The anti-virus softwareD． The intrusion-detection systems

[单选题]D．on’t you think ___ important to protect our earth?A． thatB． howC． itD． this

[单选题]Debt covenants to protect bondholders are least likely to:A.Restrict the pa

[问答题]Zoos help to protect all kinds of animals.